Sony xr u 441 rds service manual

Page 2

XR-U220/U330/U331/U440RDS/U441RDS

Antenna lerminal External antenna connector TABLE OF CONTENTS
lnlevmediate lrequency 450 kHz
Sensitivity XR-U220N330/U44ORDS
35 V Section Title Page
XR-U331/U441RDS -
MW' 35 [AV
LW- 70 v Specifications .................................. 1
General
Output lead Power antenna relay control 1. GENERAL
lead
Power amplifier control lead Installation .............................. 3
Tone controls Bass :10 dB at 100 Hz C . ........................... 5
more :10 dB at 10 kHz Onnecnons
Loudness +6 dB at mu Hz Precautions ............................. 7
+ 6 dB at 10 kHz ~
pm, requirements 12 V no car battery Location and Function of Controls ----------- 7
Di Sesame ground) Detaching and Attaching the Front Panel ----- 8
mansions rox, tee XS7 174 mm -
flaw " Setting the Clock ......................... 8
"9 "CI- projecting pans and Listening to the Tape Playback -------------- 8
controls r . .
Mountlng dimensions Approx, 132 x 53 x 15 mm Searching for the Stations Automatically vvvvv 9
(if/hid). . Tuning in by Adjusting the Frequency -------- 10
23:3]: 713de parts and Memorizing the Stations Automatically ------ 10
Weight AW'Of- -4 k9 Memorizing Only the Desired Stations ------- 10
5; upphed MP °""";gn':ae'gi?g'°ogdsa? Receiving Stations Stored in the Memory ----- 11
Front panel 5355 (1) Displaying the Name of Each Station ~~~~~~~~ 11
Design and specifications subject to change without Editing the Registered Station Names """" 11
MICE Listening to the CD Play ------------------- 12
Locating a Desired Disc, Track or
Part of a Track ........................... 12
Playing in Other Modes ~~~~~~~~~~~~~~~~~~~~ 13
Displaying the Title of Each Disc ----------- 14
Playing Selected Tracks on a Disc ----------- 15
Editing a Custom File --------------------- 15
Maintenance ............................. 16
2. ADJUSTMENTS
2-1. Mechanical Adjustment -------------------- 17
2-2. Electrical Adjustments -------------------- 17

Deck Section
Tuner Section

3. DIAGRAMS

3_1 Block Diagram ........................... 27
3-2 Printed Wiring Boards (Main Section) ------- 30
3-3. Schematic Diagram (Main Section) XR-UZZO - ~ 35
3-4. Schematic Diagram (Main Section)

XR-U330/U331/U440RDS/U441RDS -------- 40
3-5 Printed Wiring Boards (Main Section)
XR-U330/U33l/U440RDS/U441RDS -------- 45
3-6. Printed Wiring Boards and Schematic Diagram
(Key Section) XR-U440RDS/U441RDS ------ 50
37. Printed Wiring Boards and Schematic Diagram
(Key Section) XR-UZZO/U330/U33l ~~~~~~~~~ 55
3-8. Printed Wiring Boards and Schematic Diagram
(Amp Section) ........................... 59
4. EXPLODED VIEWS -------------------- 63
5. ELECTRICAL PARTS LIST ------------ 68